11204534409 has 8 divisors (see below), whose sum is σ = 14943180000. Its totient is φ = 7467789216.

The previous prime is 11204534401. The next prime is 11204534413. The reversal of 11204534409 is 90443540211.

11204534409 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11204534409 - 2³ = 11204534401 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11204534409.

It is not an unprimeable number, because it can be changed into a prime (11204534401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 461284 + ... + 484965.

It is an arithmetic number, because the mean of its divisors is an integer number (1867897500).

Almost surely, 2^11204534409 is an apocalyptic number.

It is an amenable number.

11204534409 is a deficient number, since it is larger than the sum of its proper divisors (3738645591).

11204534409 is an equidigital number, since it uses as much as digits as its factorization.

11204534409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 950199.

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 11204534409 in words is "eleven billion, two hundred four million, five hundred thirty-four thousand, four hundred nine".